/*
 *  Copyright 2008-2010 the original author or authors.
 * 
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 * 
 *       http://www.apache.org/licenses/LICENSE-2.0
 * 
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *  under the License.
 */
package org.openaecfm.spf.io.externalreference;

import org.openaecfm.model.externalreference.ClassificationReference;
import org.openaecfm.model.externalreference.ExternalReference;
import org.openaecfm.service.externalreference.IClassificationReferenceManager;
import org.openaecfm.spf.io.AbstractEntityInstanceInputImpl;
import org.openaecfm.spf.io.IAppDataManager;
import org.openaecfm.spf.io.IEntityInstanceOutput;
import org.openaecfm.spf.io.IEntityInstanceUtilInput;
import org.openaecfm.spf.io.IEntityInstanceUtilOutput;
import org.openaecfm.spf.model.DollarParameter;
import org.openaecfm.spf.model.EntityInstance;
import org.openaecfm.spf.model.EntityInstanceNameParameter;
import org.openaecfm.spf.model.NodeType;
import org.openaecfm.spf.model.Parameter;
import org.openaecfm.spf.model.SimpleEntityInstance;
import org.openaecfm.spf.model.StringParameter;

public final class ClassificationReferenceIO extends
		AbstractEntityInstanceInputImpl<ClassificationReference> implements
		IEntityInstanceOutput<ClassificationReference> {
	private IEntityInstanceUtilInput<ExternalReference> utilInput;
	private IEntityInstanceUtilOutput<ExternalReference> utilOutput;
	private IClassificationReferenceManager manager;

	public void setManager(IClassificationReferenceManager manager) {
		this.manager = manager;
	}

	public void setUtilOutput(
			IEntityInstanceUtilOutput<ExternalReference> utilOutput) {
		this.utilOutput = utilOutput;
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public String exportSPF(ClassificationReference pojo,
			IAppDataManager appDataManager) {
		SimpleEntityInstance ei = new SimpleEntityInstance(
				"IFCCLASSIFICATIONREFERENCE", appDataManager.getName(pojo));

		utilOutput.exportSPF(pojo, ei, appDataManager);

		// Set ReferencedSource
		if (pojo.getReferencedSource() == null) {
			ei.addParameter(DollarParameter.getInstance());
		} else {
			ei.addParameter(new EntityInstanceNameParameter(appDataManager
					.getName(pojo.getReferencedSource())));
		}

		// Set Description
		if (pojo.getDescription() == null) {
			ei.addParameter(DollarParameter.getInstance());
		} else {
			ei.addParameter(new StringParameter(pojo.getDescription(),
					StringParameter.UTF_8));
		}
		return ei.toString();
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	protected ClassificationReference doCreateObject() {
		return new ClassificationReference();
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public void resolveReferenceParameter(EntityInstance ei,
			ClassificationReference pojo, IAppDataManager appDataManager) {
		SimpleEntityInstance sei = (SimpleEntityInstance) ei;

		// Set ReferencedSource
		Parameter ref = sei.getParameter(3);
		if (ref.getNodeType() == NodeType.ENTITY_INSTANCE_NAME) {
			EntityInstanceNameParameter n = (EntityInstanceNameParameter) ref;
			manager.setReferencedSource(pojo,
					appDataManager.getObject(n.toInstanceName()));
		}

	}

	public void setUtilInput(
			IEntityInstanceUtilInput<ExternalReference> utilInput) {
		this.utilInput = utilInput;
	}

	@Override
	protected void resolveNotReferenceParameter(EntityInstance ei,
			ClassificationReference pojo) {
		utilInput.resolveNotReferenceParameter(ei, pojo);

		SimpleEntityInstance sei = (SimpleEntityInstance) ei;

		// Set Description
		Parameter description = sei.getParameter(4);
		if (description.getNodeType() == NodeType.STRING) {
			StringParameter s = (StringParameter) description;
			pojo.setDescription(s.toUTF8());
		}
	}

}
